Stockholders’ Equity (Details Narrative) - USD ($) | Feb. 05, 2021 | Aug. 31, 2021 | Aug. 31, 2020 | Jul. 31, 2020 | Apr. 30, 2020 | Aug. 31, 2019 | Sep. 30, 2021 | Sep. 30, 2020 |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 0.85 | |
Number of purchase warrant | | | | | | | 705,882 | |
Number of shares issued | | 757,933 | | | | 757,933 | | |
Proceeds from exercise of warrants | | | | | | | $ 2 | $ 9,790,306 |
Deemed dividend | | $ 41,300,000 | | | | | | |
Chanticleer Shareholders [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 26.60 | |
Restricted Stock Units (RSUs) [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Shares issued upon vesting | | | | | | | 326,920 | |
Pre Funded Warrants [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Number of shares issued | | | | | | | 2,100,632 | |
Sales Agreement [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Gross proceeds from sale agreement | | | | | | | $ 15,900,000 | |
Net proceeds from common stock | | | | | | | $ 15,200,000 | |
Sale of stock, shares | | | | | | | 7,454,238 | |
Maximum [Member] | Chanticleer Shareholders [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 1,820 | |
Number of shares issued | | | | | | | 206,371 | |
Maximum [Member] | Sales Agreement [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Gross proceeds from sale agreement | $ 15,875,000 | | | | | | | |
Minimum [Member] | Chanticleer Shareholders [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 0.01 | |
Number of shares issued | | | | | | | 547,639 | |
Private Placement [Member] | Advisor [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Number of shares issued | | | | | 453,128 | | | |
Warrant [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Gross proceeds from sale agreement | | 30,000,000 | | | | | | |
Issuance expenses | | 2,400,000 | | | | | | |
Net proceeds from common stock | | $ 27,600,000 | | | | | | |
Shares issued of pre funded warrants | | 2,100,632 | | | | | | |
Warrant exercise price per share | | $ 1.0625 | | | | | | |
Sale of common stock | | 0.01 | | | | | | |
Warrant [Member] | Over-Allotment Option [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Share issued price per share | | $ 0.0001 | | | | | | |
Common Stock and Pre-Funded [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Sale of stock, shares | | 33,193,485 | | | | | | |
Common Stock [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Share issued price per share | | $ 0.85 | | | | | | |
Warrant exercise price per share | | $ 0.85 | | | | | | |
Number of shares issued | | | | | | | 40,647,723 | 2,338,435 |
Common Stock [Member] | Promissory Notes [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Sale of stock, shares | | | | | | | 186,075 | |
Warrant exercise price per share | | | | | | | $ 29.32 | |
Issuance of common stock warrants | | | | | | | 93,026 | |
Net proceeds from warrants | | | | | | | $ 4,100,000 | |
Number of shares issued | | | | | | | 8,526 | |
Debt conversion of common stock shares | | | | | | | 4,262 | |
Debt instrument face amount | | | | | | | $ 200,000 | |
Common Stock [Member] | Over-Allotment Option [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Issuance of additional warrants | | 4,294,117 | | | | | | |
Common Stock [Member] | Over-Allotment Option [Member] | Maximum [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Issuance of common stock warrants | | 5,294,117 | | | | | | |
Common Stock [Member] | IPO [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Number of shares issued | | | | | | | 2,100,265 | |
Pre-Funded Warrant [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | $ 0.85 | | | | | | |
Warrant purchase prefuned offering price | | $ 0.8499 | | | | | | |
Common Warrants [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Issuance of common stock warrants | | 35,294,117 | | | | | | |
Common Warrants [Member] | Over-Allotment Option [Member] | Maximum [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Issuance of common stock warrants | | 5,294,117 | | | | | | |
Series B Warrant [Member] | Investors [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Issuance of warrants | | | | | 2,247,726 | | | |
Series B Warrant [Member] | Private Placement [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Net proceeds from common stock | | | | | $ 15,000,000 | | | |
Sale of stock, shares | | | | | 1,699,232 | | | |
Warrant exercise price per share | | | | | $ 0.0001 | | | |
Series A Warrant [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrants exercised | | | 3,300,066 | | | | | |
Proceeds from exercise of warrants | | | $ 9,800,000 | | | | | |
Series A Warrant [Member] | Investors [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | $ 5.3976 | | | |
Issuance of warrants | | | | | 3,300,066 | | | |
Series A Warrant [Member] | Maximum [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | $ 5.3976 | | | | | |
Series A Warrant [Member] | Minimum [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | 3.19 | | | | | |
Series A Warrant [Member] | Private Placement [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | $ 0.0001 | | | |
Series B Warrant [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 0.0001 | |
Number of purchase warrant | | | | | | | 2,284,800 | |
Number of shares issued | | | | | | | 2,242,339 | |
Warrants exercised | | | | 2,223,863 | | | 23,863 | |
Proceeds from exercise of warrants | | | | $ 223 | | | $ 2 | |
Net share settled | | | | | | | 2,242,427 | |
Chanticleer Warrants [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | | | | | $ 0.01 | |
Number of purchase warrant | | | | | | | 186,161 | |
Number of shares issued | | | | | | | 185,422 | |
Series C Warrant [Member] | | | | | | | | |
Accumulated Other Comprehensive Income (Loss) [Line Items] | | | | | | | | |
Warrant exercise price per share | | | $ 3.19 | | | | | |
Number of purchase warrant | | | 11,329,461 | | | | | |
Warrants expiration date | | | Oct. 16, 2025 | | | | | |